{
  "manageEntity": {
    "action": "Repost",
    "entityId": "139081388",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c2ebba8cc6649ef1ff3f4c3e3e6c16c9d41e826dd365128196a5678d38a2d3b",
    "signature": "0x91bcab7eace286375f6519d565d34fe0ecf697d454273987b340d786117c78b2408d369fe8809456714700f68f6b19eda188817c590529e9877936674e05eb6a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}